{"title":"Flap Discs","description":"\u003cp\u003eWhitby Abrasives flap discs are built for grinding, blending, and finishing metal and stainless steel in a single step. Overlapping abrasive flaps deliver fast stock removal, a smoother finish, and longer life than bonded grinding wheels — with cooler cutting and less gouging on heat-sensitive materials.\u003c\/p\u003e\u003cp\u003eOur range covers Type 27 (flat) and Type 29 (conical) discs in 4-1\/2\", 5\", and 7\" diameters with 7\/8\" arbors, in popular grits from 40 to 120. Choose zirconia and ceramic discs for stainless steel, hardened alloys, and high-production work, or aluminum oxide for general-purpose grinding on mild steel and wood.\u003c\/p\u003e\u003cp\u003eAvailable in trade and wholesale multipacks and shipped fast across Canada from our Ontario warehouse. Not sure which grit or grain suits your job? Contact our team for expert recommendations.\u003c\/p\u003e","products":[{"product_id":"10pack-2-mini-vsm-zirconia-flap-discs-grinding-sanding-wheels-3-8-arbor-hole-max-30-000rpm","title":"10 PACK 2\" Mini VSM Zirconia Flap Discs with 3\/8\" Arbor","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Premium zirconia abrasive grain for fast cutting and long life on metal and stainless steel.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Mini flap discs for grinding, blending, deburring, and finishing in tight areas.\u003c\/li\u003e\n\u003cli\u003eSIZE - 2\" diameter with a 3\/8\" arbor hole.\u003c\/li\u003e\n\u003cli\u003eSPEED - Maximum 30,000 RPM.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 PACK\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"2'' Grit 120","offer_id":47964409725149,"sku":"2-38-1122-ZA120-10","price":18.99,"currency_code":"CAD","in_stock":true},{"title":"2'' Grit 40","offer_id":47964409757917,"sku":"2-38-1122-ZA40-10","price":18.99,"currency_code":"CAD","in_stock":true},{"title":"3'' Grit 80","offer_id":47964409790685,"sku":"2Y-TIK2-3CKS","price":19.99,"currency_code":"CAD","in_stock":true},{"title":"3'' Grit 120","offer_id":47964409823453,"sku":"3-38-1122-ZA120-10","price":19.99,"currency_code":"CAD","in_stock":true},{"title":"3'' Grit 40","offer_id":47964409856221,"sku":"3-38-1122-ZA40-10","price":24.99,"currency_code":"CAD","in_stock":true},{"title":"2'' Grit 60","offer_id":47964409888989,"sku":"39-PKCT-5UH5","price":18.99,"currency_code":"CAD","in_stock":true},{"title":"3'' Grit 60","offer_id":47964409921757,"sku":"S5-QFIW-56W0","price":19.99,"currency_code":"CAD","in_stock":true},{"title":"2'' Grit 80","offer_id":47964409954525,"sku":"WK-KQ3X-6RR3","price":16.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/b0092845.jpg?v=1777666760"},{"product_id":"wa-5pcs-4-1-2x7-8-curved-edge-fillet-weld-zirconia-flap-disc-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-woodworking-4-1-2-inch-grit-80","title":"5 PACK 4-1\/2\" x 7\/8\" Curved Edge 80 Grit Zirconia Flap Discs for Metal \u0026 Stainless Steel","description":"\u003cp\u003eWhitby Abrasives 4-1\/2\" curved-edge zirconia flap discs combine aggressive grinding and finishing in one abrasive, with a half-curved face that excels on fillet welds, corners, and contoured surfaces. Constructed with top-grade hard zirconia grain on a high-strength fiberglass backing, this 5-pack of 80-grit discs delivers fast stock removal and a long, cost-effective service life on metal and stainless steel.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCurved edge for fillet welds, corners, and hard-to-reach areas\u003c\/li\u003e\n\u003cli\u003eIndustrial-grade high-density zirconia grain for durability\u003c\/li\u003e\n\u003cli\u003eGrinds and finishes in one step\u003c\/li\u003e\n\u003cli\u003eHigh-strength fiberglass backing runs cool and resists cracking\u003c\/li\u003e\n\u003cli\u003eFits standard angle grinders with a 7\/8\" arbor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFillet weld grinding and blending\u003c\/li\u003e\n\u003cli\u003eCorner and contour work\u003c\/li\u003e\n\u003cli\u003eDeburring and edge work\u003c\/li\u003e\n\u003cli\u003eSurface finishing on steel and stainless steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the curved edge for?\u003c\/strong\u003e\u003cbr\u003eA: The half-curved face improves contact on fillet welds, corners, and contoured surfaces.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard 4-1\/2\" angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit is this?\u003c\/strong\u003e\u003cbr\u003eA: 80 grit — a medium grit for general grinding, blending, and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870703796445,"sku":"45-78-80-5-C-8-22","price":16.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/456c859c.jpg?v=1777666780"},{"product_id":"wa-10pack-3-inch-40-quick-change-roll-lock-mini-zirconia-flap-discs-grinding-sanding-wheels-removing-rust-blending-general-stock-removal-t27-flat-grit-40","title":"10 PACK 3\" Quick Change Roll Lock Mini Zirconia Flap Discs, 40 Grit","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Premium zirconia grain for fast cutting and long life.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Quick change roll lock mini flap discs for grinding, blending, and finishing in tight spaces.\u003c\/li\u003e\n\u003cli\u003eSIZE - 3\" diameter, Type 27 flat, roll lock mount.\u003c\/li\u003e\n\u003cli\u003eGRIT - 40\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 PACK\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870703829213,"sku":"4T-6ZEM-A81U","price":24.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/a3b20b75.jpg?v=1777666744"},{"product_id":"wa-10pack-7-x-7-8-inch-grit40-calcined-aluminum-oxide-flap-disc-sanding-disc-grinding-wheel-for-angle-grinder-metal-grinding-for-wood-metal-stainless-steel-t27-7-inch-40","title":"10 PACK 7\" x 7\/8\" 40 Grit Calcined Aluminum Oxide T27 Flap Discs for Metal \u0026 Wood","description":"\u003cul\u003e\n\u003cli\u003eDURABLE - Fiberglass backers provide a balanced, smooth grind.\u003c\/li\u003e\n\u003cli\u003eSIZE - 7\" Diameter, 7\/8\" Arbor (180mmx22mm), Type 27, 40 grit, calcined aluminum oxide.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 Pack of jumbo aluminum oxide, fiberglass backed flap discs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870703894749,"sku":null,"price":49.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/8024cfc6.jpg?v=1777666709"},{"product_id":"wa101r-10pack-4-1-2-x-7-8-premium-zirconia-density-flap-discs-industrial-grade-angle-grinder-sanding-discs-grinding-wheels-for-stainless-steel-metal-t29","title":"10 PACK 4-1\/2\" x 7\/8\" Premium Zirconia Type 29 Flap Discs","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Premium Japanese zirconia abrasive cloth backed by a high strength fiberglass disc enhances strength, durability, balance and extends disc life.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Suitable for processing and polishing of stainless steel and alloy steel.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" x 7\/8\" (115mmx22mm) T29\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 PACK.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Grit 120","offer_id":47870704025821,"sku":"4.5-78-1122-101R-120-10","price":19.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 80","offer_id":47870704058589,"sku":"4.5-78-1122-101R-ZA80-10","price":19.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 60","offer_id":47870704091357,"sku":"K3-FC9H-7WV1","price":22.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/cf0c1b96.jpg?v=1777666773"},{"product_id":"wa-grinder-10pack-5-x-7-8-grit-120-sanding-grinding-flap-disc-sanding-disc-grinding-wheel-for-angle-grinder-metal-grinding-woodworking-type-t29-5inch-120","title":"10 PACK 5\" x 7\/8\" Type 29 Flap Discs, 120 Grit","description":"\u003cul\u003e\n\u003cli\u003eDURABLE - Fiberglass backers provide a balanced, smooth grinding experience.\u003c\/li\u003e\n\u003cli\u003eSIZE - 5\" Diameter, 7\/8\" Arbor (125mmx22mm), Type 29, 120 grit.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 PACK aluminum oxide, fiberglass backed flap discs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870703927517,"sku":"5-78-1122-A120-10","price":24.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/84da79ee.jpg?v=1777666788"},{"product_id":"wa-2pcs-9-x-7-8-high-performance-40-aluminum-oxide-flap-discs-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-woodworking-9-inch-grit-40-230mm-x-22mm","title":"2 PACK 9\" x 7\/8\" 40 Grit Aluminum Oxide Flap Discs for Metal \u0026 Stainless Steel","description":"\u003cul\u003e\n\u003cli\u003eDURABLE - Fiberglass backers provide a balanced, smooth grind.\u003c\/li\u003e\n\u003cli\u003eSIZE - 9\" Diameter, 7\/8\" Arbor (230mmx22mm), 40 grit.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 2 PCS high performance aluminum oxide flap discs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: 9 inch angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: This is a coarse 40 grit for heavy stock removal; step up to finer grits to blend and finish.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870703960285,"sku":null,"price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/e0685784.jpg?v=1777666713"},{"product_id":"wa-3pcs-4-1-2-x7-8-curved-edge-60-fillet-weld-vsm-ceramic-flap-discs-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-woodworking-4-1-2-inch-grit-60","title":"3 PACK 4-1\/2\" x 7\/8\" Curved Edge 60 Grit Ceramic Flap Discs for Metal \u0026 Stainless Steel","description":"\u003cul\u003e\n\u003cli\u003eMATERIAL - Made with premium German VSM abrasive cloth. Ceramic (SG) grains keep super-sharp points that cut exceptionally fast with less pressure.\u003c\/li\u003e\n\u003cli\u003eCOOL GRINDING - Runs cooler, reducing metal discoloration, oxidation, and heat-related stress cracks.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Curved-edge design for optimal grinding on fillet welds, corners, and hard-to-reach areas.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" x 7\/8\" (115mmx22mm) Grit 60#.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 3 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard 4-1\/2\" angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Why ceramic grain?\u003c\/strong\u003e\u003cbr\u003eA: Ceramic self-sharpens for fast, cool cutting and longer life, ideal for stainless steel and hard alloys.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870703993053,"sku":"5I-2AWS-VWNV","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/4cf8a529.jpg?v=1777666732"},{"product_id":"wa-3pcs-5x7-8-curved-edge-60-fillet-weld-vsm-ceramic-flap-disc-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-5-inch-60","title":"3 PACK 5\" x 7\/8\" Curved Edge 60 Grit Ceramic Flap Discs for Metal \u0026 Stainless Steel","description":"\u003cul\u003e\n\u003cli\u003eMATERIAL - Made with premium German VSM abrasive cloth. 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We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870704779485,"sku":null,"price":22.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/5c0264ac.jpg?v=1777666736"},{"product_id":"10pack-4-1-2-x-7-8-zirconia-standard-density-flap-discs-60-grit-angle-grinder-sanding-discs-grinding-wheels-for-stainless-steel-metal-t29za60","title":"10 PACK 4 1\/2\" x 7\/8\" Zirconia Standard Density Flap Discs 60 Grit","description":"\u003cul\u003e\n\u003cli\u003eSuitable for processing and polishing of stainless steel and alloy steel.\u003c\/li\u003e\n\u003cli\u003ePremium zirconia abrasive cloth backed by a high strength fiberglass disc enhances strength, durability, and extends disc life.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" x 7\/8\" (115mmx22mm) Grit 60.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870705172701,"sku":"71-UARV-7PTG","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/8c685969.jpg?v=1777666749"},{"product_id":"wa-20pack-5-x-7-8-inch-industrial-grade-zirconia-aluminum-premium-flap-discs","title":"20 PACK 5\" x 7\/8\" Premium Zirconia\/Aluminum Flap Discs","description":"\u003cul\u003e\n\u003cli\u003eSuitable for processing and polishing of stainless steel and alloy steel.\u003c\/li\u003e\n\u003cli\u003ePremium zirconia abrasive cloth backed by a high strength fiberglass disc enhances strength, durability, and extends disc life.\u003c\/li\u003e\n\u003cli\u003eSIZE - 5\" x 7\/8\" (125mmx22mm) Grit 40. Zirconia Type 27 and aluminum oxide Type 27.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 20 PACK.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Angle grinders that accept a 5\" disc with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Grit 60","offer_id":47870705434845,"sku":"70-S5GN-XXHN","price":49.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 40","offer_id":47870705467613,"sku":"JG-86M1-0AX4","price":59.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/72fd5e46.jpg?v=1777666732"},{"product_id":"wa-10pack-5-x-7-8-inch-industrial-grade-calcined-aluminum-oxide-60-flap-discs-grinding-sanding-disc-for-angle-grinder-aggresive-cut-for-metal-wood-and-stainless-steel-t29-grit-60","title":"10 PACK 5\" x 7\/8\" Calcined Aluminum Oxide Type 29 Flap Discs, 60 Grit","description":"\u003cul\u003e\n\u003cli\u003eDURABLE - Fiberglass backers provide a balanced, smooth grind.\u003c\/li\u003e\n\u003cli\u003eSIZE - 5\" Diameter, 7\/8\" Arbor (125mmx22mm), Type 29, 60 grit.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 PACK calcined aluminum oxide, fiberglass backed flap discs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870705402077,"sku":null,"price":25.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/e71dae7b.jpg?v=1777666733"},{"product_id":"wa-50pack-4-1-2-x-7-8-calcined-alumina-high-density-flap-discs-for-metal-stainless-steel-wood-t29","title":"50 PACK 4-1\/2\" x 7\/8\" Calcined Alumina Type 29 Flap Discs","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Calcined, durable, safe and firm, wear-resistant, high elasticity and grinding efficiency, low noise and long wheel life.\u003c\/li\u003e\n\u003cli\u003eDURABLE - Heavy duty pro, better than aluminum oxide.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Designed for grinding, blending, sanding and finishing on a wide range of materials such as metal, stainless steel, and wood.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" Diameter, 7\/8\" Arbor (115mmx22mm), Type 29.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 50 PACK.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard 4-1\/2\" angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Grit 40","offer_id":47870706057437,"sku":"7K-15E2-SKUQ","price":55.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 80","offer_id":47870706090205,"sku":"A4-T128-P9XP","price":54.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 120","offer_id":47870706122973,"sku":"CK-6RME-3X6R","price":54.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 60","offer_id":47870706155741,"sku":"EQ-SFLB-MN6R","price":54.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/d5df4595.jpg?v=1777666801"},{"product_id":"wa-10pack-5-assorted-grit-industrial-grade-flap-discs-including-5pcs-40-3pcs-60-and-2pcs-80-5-inch-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-woodworking-t29","title":"10 PACK 5\" Assorted Grit Industrial Grade Flap Discs","description":"\u003cul\u003e\n\u003cli\u003eUNMATCHED DURABILITY - 5-inch grinder discs with 7\/8\" standard arbor, constructed with top-grade hard calcined alumina abrasive grain for a robust, cost-effective grinding experience.\u003c\/li\u003e\n\u003cli\u003ePERFORMANCE - Maximum 12,200 RPM. T29 design. Always wear eye protection and use all safety guards per ANSI B7.1.\u003c\/li\u003e\n\u003cli\u003eVERSATILE - For grinding, deburring, and light grinding on metal, woodworking, concrete, stone finishing, and rust removal.\u003c\/li\u003e\n\u003cli\u003eASSORTMENT - 10 pcs in total: 5 pcs 40 grit, 3 pcs 60 grit, 2 pcs 80 grit.\u003c\/li\u003e\n\u003cli\u003eSIZE - 5\" Diameter, 7\/8\" Arbor (125mmx22mm)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870705500381,"sku":"7U-2OLH-7T4B","price":21.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/ad633830.jpg?v=1777666728"},{"product_id":"30pack-5-assorted-grit-flap-disc-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-woodworking-5-inch-zirconia-40gritx10-60gritx10-aluminum-oxide-120gritx10","title":"30 PACK 5\" Flap Discs – Assorted Grit Zirconia \u0026 Aluminum Oxide","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Fiberglass backers provide a balanced, smooth grind.\u003c\/li\u003e\n\u003cli\u003eSIZE - 5\" Diameter, 7\/8\" Arbor (125mmx22mm)\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 30 PACK [Zirconia 40 grit (10), Calcined Alumina 60 grit (10), Aluminum Oxide 120 grit (10)]\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Angle grinders that accept a 5\" disc with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: This assortment includes coarse 40, medium 60, and fine 120 grit — start coarse and step up to finish.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870705565917,"sku":"85-9I2J-T40P","price":64.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/15a55d37.jpg?v=1777666736"},{"product_id":"wa-10pack-4-1-2-assorted-grit-zirconia-flap-discs-including-5pcs-40-3pcs-60-and-2pcs-80-4-1-2-inch-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-woodworking","title":"10 PACK 4 1\/2\" Assorted Grit Zirconia Flap Discs Including 5 PACK 40","description":"\u003cul\u003e\n\u003cli\u003eDURABLE - Fiberglass backers provide a balanced, smooth grind.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" Diameter, 7\/8\" Arbor (115mmx22mm)\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10pcs in total (5pcs Grit 40# + 3pcs 60# + 2pcs 80#)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870706221277,"sku":"9N-O1VN-UU80","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/53b0453b.jpg?v=1777666728"},{"product_id":"wa-10pack-6-x-7-8-grit-40-calcined-alumina-industrial-grade-flap-disc-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-woodworking-t29-6-inch-grit-40","title":"10 PACK 6\" x 7\/8\" Calcined Alumina Type 29 Flap Discs, 40 Grit","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Fiberglass backing providing durability and reinforcement.\u003c\/li\u003e\n\u003cli\u003eSIZE - 6\" Diameter, 7\/8\" Arbor (150mmx22mm), Grit 40#, Type 29.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 PACK of jumbo aluminum oxide, fiberglass backed heavy duty flap discs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870706352349,"sku":null,"price":39.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/d593a5fc.jpg?v=1777666717"},{"product_id":"wa-10pack-4-1-2-x-7-8-zirconia-standard-density-flap-discs-80-grit-angle-grinder-sanding-discs-grinding-wheels-for-stainless-steel-metal-4-1-2-inch-t29za80","title":"10 PACK 4 1\/2\" x 7\/8\" Zirconia Standard Density Flap Discs 80 Grit","description":"\u003cul\u003e\n\u003cli\u003eSuitable for processing and polishing of stainless steel and alloy steel.\u003c\/li\u003e\n\u003cli\u003ePremium zirconia abrasive cloth backed by a high strength fiberglass disc enhances strength, durability, and extends disc life.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" x 7\/8\" (115mmx22mm) Grit 80.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870706385117,"sku":"AU-W5AM-7GPA","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/1bf2887a.jpg?v=1777666733"},{"product_id":"wa-5pcs-4-1-2-x-7-8-nylon-fiber-flap-discs-scouring-pad-buffing-discs-polishing-grinding-wheels-for-angle-grinder","title":"5 PACK 4-1\/2\" x 7\/8\" Nylon Fiber Flap Discs for Polishing \u0026 Buffing","description":"\u003cp\u003eWhitby Abrasives 4-1\/2\" nylon fiber flap discs are non-woven scouring-pad buffing discs that clean, blend, and finish metal without removing base material. The interleaved nylon flaps conform to flat and contoured surfaces for a consistent satin finish, and run cool to avoid burning the workpiece. Available in coarse, medium, and fine grades on standard 4-1\/2\" angle grinders.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eNon-woven nylon flaps clean and finish without gouging\u003c\/li\u003e\n\u003cli\u003eConform to flat and contoured surfaces for an even satin finish\u003c\/li\u003e\n\u003cli\u003eRun cool to protect heat-sensitive surfaces\u003c\/li\u003e\n\u003cli\u003eCoarse, medium, and fine grades available\u003c\/li\u003e\n\u003cli\u003eFit standard 4-1\/2\" angle grinders with a 7\/8\" arbor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCleaning rust, oxidation, and weld discoloration\u003c\/li\u003e\n\u003cli\u003eBlending and satin finishing\u003c\/li\u003e\n\u003cli\u003eSurface prep before paint or coating\u003c\/li\u003e\n\u003cli\u003ePolishing metal, stainless, and non-metals\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What are nylon fiber flap discs for?\u003c\/strong\u003e\u003cbr\u003eA: Cleaning, blending, and satin finishing on metal and stainless steel without removing heavy stock.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do they fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard 4-1\/2\" angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Will they remove much material?\u003c\/strong\u003e\u003cbr\u003eA: No — they refine and finish rather than grinding away stock.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grade should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Coarse for heavier cleaning, medium for general work, fine for finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Green - Coarse","offer_id":47870706516189,"sku":"AB-VIZI-QRVZ","price":16.99,"currency_code":"CAD","in_stock":true},{"title":"Red - Medium","offer_id":47870706548957,"sku":"GL-XUZI-OT8X","price":16.99,"currency_code":"CAD","in_stock":true},{"title":"Gray - Fine","offer_id":47870706581725,"sku":"OG-K6BU-QR2L","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/178e8bc9.jpg?v=1777666761"},{"product_id":"wa101r-20pack-4-1-2-x-7-8-zirconia-40-industrial-grade-high-density-flap-disc-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-woodworking-4-1-2-inch-40-grit-115x22mm-t29","title":"20 PACK 4-1\/2\" x 7\/8\" 40 Grit Zirconia T29 Flap Discs for Metal \u0026 Stainless Steel","description":"\u003cul\u003e\n\u003cli\u003eSuitable for processing and polishing of stainless steel and alloy steel.\u003c\/li\u003e\n\u003cli\u003ePremium zirconia abrasive cloth backed by a high strength fiberglass disc enhances strength, durability, and extends disc life.\u003c\/li\u003e\n\u003cli\u003eBevel Type 29 is effective for radius\/contour grinding, edge grinding, and weld blending.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" x 7\/8\" (115mmx22mm) Grit 40.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 20 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard 4-1\/2\" angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870706712797,"sku":null,"price":29.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/bb53a4dd.jpg?v=1777666720"},{"product_id":"wa-10pack-7-x-7-8-inch-calcined-aluminum-oxide-80-flap-discs-grinding-sanding-disc-for-angle-grinder-aggresive-cut-for-metal-wood-and-stainless-steel-7-inch-grit-80","title":"10 PACK 7\" x 7\/8\" Calcined Aluminum Oxide Flap Discs, 80 Grit","description":"\u003cul\u003e\n\u003cli\u003ePREMIUM PERFORMANCE - Crafted from premium calcined alumina abrasive cloth for faster, more efficient material removal and longer disc life than regular aluminum oxide.\u003c\/li\u003e\n\u003cli\u003eSUPERIOR VERSATILITY - Excels on ferrous and non-ferrous metals, steel, galvanized steel, stainless steel, copper pipe, brass, and rods.\u003c\/li\u003e\n\u003cli\u003eUNIVERSAL FIT - Compatible with all 7\" angle grinders with a 7\/8\" shaft operating up to 8,500 RPM.\u003c\/li\u003e\n\u003cli\u003eSIZE - 7\" x 7\/8\", Grit 80.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 PACK.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870707826909,"sku":"EG-NTZ4-HQT8","price":39.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/c0d0f781.jpg?v=1777666709"},{"product_id":"wa-10pack-4-1-2-x-7-8-zirconia-flap-sanding-disc-grit-40-standard-density-grinding-wheel-for-angle-grinder-grinding-wheels-for-stainless-steel-metal-t29-4-1-2-inch-40","title":"10 PACK 4 1\/2\" x 7\/8\" Zirconia Flap Sanding Disc Grit 40","description":"\u003cul\u003e\n\u003cli\u003eAPPLICATION - Suitable for processing and polishing of stainless steel and alloy steel.\u003c\/li\u003e\n\u003cli\u003eUNMATCHED DURABILITY - Constructed with top-grade hard zirconia abrasive grain in an industrial-grade, high-density build for a robust, cost-effective grinding experience.\u003c\/li\u003e\n\u003cli\u003ePERFORMANCE - Maximum 13,300 RPM. T29 conical design. Always wear eye protection and use all safety guards per ANSI B7.1.\u003c\/li\u003e\n\u003cli\u003eVERSATILE - For grinding, blending, deburring, and finishing on metal, stainless steel, wood, concrete, and stone.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" x 7\/8\" (115mmx22mm) Grit 40.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870707859677,"sku":null,"price":22.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/c736f251.jpg?v=1777666728"},{"product_id":"10pack-4-x-5-8-calcined-alumina-high-density-flap-disc-120-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-woodworking-4-inch-10pack-grit-120","title":"10 PACK 4\" x 5\/8\" 120 Grit Calcined Alumina Flap Discs for Metal \u0026 Stainless Steel","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Calcined, durable, safe and firm, wear-resistant, high elasticity and grinding efficiency, low noise and long wheel life.\u003c\/li\u003e\n\u003cli\u003eDURABLE - Heavy duty pro, better than aluminum oxide. Bevel Type 29 (T29) has a slightly upward surface, suitable for edge and weld blending, contours, and radius grinding.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Designed for grinding, blending, sanding and finishing on a wide range of materials such as metal, stainless steel, and wood.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4\" x 5\/8\" Grit 120.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"1 Pack (10pcs)","offer_id":47870707892445,"sku":"F4-11","price":22.99,"currency_code":"CAD","in_stock":true},{"title":"1 Case (20 packs)","offer_id":47952926015709,"sku":"F4-11-CASE","price":22.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/c47ea81e.jpg?v=1777666780"},{"product_id":"wa-5pcs-4-x7-8-half-curved-edge-fillet-weld-zirconia-ceramic-flap-discs","title":"5 PACK 4\" x 7\/8\" Half Curved Edge Fillet Weld Zirconia \u0026 Ceramic Flap Discs","description":"\u003cp\u003eWhitby Abrasives 4\" half-curved-edge fillet weld flap discs combine zirconia and ceramic grain for fast, cool cutting on fillet welds, corners, and contoured surfaces. The shaped face improves contact in hard-to-reach areas, and the durable grain grinds and finishes in one step on metal and stainless steel. Available in 40 and 60 grit.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHalf-curved edge for fillet welds, corners, and contours\u003c\/li\u003e\n\u003cli\u003eZirconia and ceramic grain for fast, cool cutting\u003c\/li\u003e\n\u003cli\u003eGrinds and finishes in one step\u003c\/li\u003e\n\u003cli\u003eAvailable in 40 and 60 grit\u003c\/li\u003e\n\u003cli\u003eFits angle grinders with a 7\/8\" arbor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the curved edge for?\u003c\/strong\u003e\u003cbr\u003eA: The shaped face improves contact on fillet welds, corners, and contoured surfaces.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grain are these?\u003c\/strong\u003e\u003cbr\u003eA: A zirconia and ceramic blend for fast, cool cutting and long life.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Angle grinders that accept a 4\" disc with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: 40 grit for heavier stock removal, 60 grit for general grinding and blending.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Grit 40 \/ 1 Pack (5pcs)","offer_id":47870707925213,"sku":"F4-C4","price":19.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 60 \/ 1 Pack (5pcs)","offer_id":47870707957981,"sku":"F4-C5","price":19.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 40 \/ 1 Case (20 packs)","offer_id":47952928702685,"sku":"F4-C4-CASE","price":19.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 60 \/ 1 Case (20 packs)","offer_id":47952928735453,"sku":"F4-C5-CASE","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/cd5e4eb3.jpg?v=1777666849"},{"product_id":"wa-10pack-5-x-7-8-inch-40-high-density-zirconia-aluminum-oxide-jumbo-flap-disc-industrial-grade-premium-grinding-sanding-wheel-for-angle-grinder-with-aggressive-cut-coarse-grit-40-type-27","title":"10 PACK 5\" x 7\/8\" 40 High Density Zirconia \u0026 Aluminum Oxide Jumbo Flap Disc","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Durable, wear-resistant, high elasticity and grinding efficiency, low noise and long wheel life. Made with premium zirconia \u0026amp; aluminum grain on a durable poly-cotton cloth, with a calcium stearate coating to resist loading and glazing on softer metals.\u003c\/li\u003e\n\u003cli\u003eDURABLE - Made with an additional 50% of aluminum oxide grain compared to standard flap discs. Lasts twice as long as regular ones.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Designed for grinding, blending, sanding and finishing on a wide range of materials such as aluminum and other non-ferrous metals.\u003c\/li\u003e\n\u003cli\u003eSIZE - 5\" Diameter, 7\/8\" Arbor (125mmx22mm), 40 grit.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"1 Pack (10pcs)","offer_id":47870707990749,"sku":"F5-18","price":29.99,"currency_code":"CAD","in_stock":true},{"title":"1 Case (20 packs)","offer_id":47952929292509,"sku":"F5-18-CASE","price":29.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/f9211ef1.jpg?v=1777666833"},{"product_id":"20pack-high-density-flap-discs","title":"20 PACK High Density Flap Discs for Angle Grinder","description":"\u003cul\u003e\n\u003cli\u003eUNMATCHED DURABILITY - Constructed with top-grade zirconia abrasive grain in an industrial-grade, high-density build for a robust, cost-effective grinding experience.\u003c\/li\u003e\n\u003cli\u003eEXTRA-THICK \u0026amp; HIGH-DENSITY - Extra-thick flaps and high-density construction (packed with ~90 flap pages) deliver longer disc life, cooler grinding, and fewer changeouts — about 40% more abrasive material than standard flap discs.\u003c\/li\u003e\n\u003cli\u003e20 PACK VALUE - Premium high-density flap discs for contractors, welders, and DIYers tackling grinding, sanding, and finishing.\u003c\/li\u003e\n\u003cli\u003eVERSATILE - Ideal for steel, stainless steel, cast iron, aluminum, and wood. Perfect for weld grinding, edge blending, rust removal, and surface prep.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"4-1\/2 Inch \/ 1 PACK (20 PACK)","offer_id":47964405760221,"sku":"F45-33","price":39.99,"currency_code":"CAD","in_stock":true},{"title":"5 Inch \/ 1 PACK (20 PACK)","offer_id":47964405792989,"sku":"F5-19","price":47.99,"currency_code":"CAD","in_stock":true},{"title":"4-1\/2 Inch \/ 1 Case (8 packs)","offer_id":47952930275549,"sku":"F45-33-CASE","price":39.99,"currency_code":"CAD","in_stock":true},{"title":"5 Inch \/ 1 Case (8 packs)","offer_id":47952930308317,"sku":"F5-19-CASE","price":47.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/0a9752d9.jpg?v=1777666845"},{"product_id":"wa-3pcs-half-curved-edge-fillet-weld-vsm-ceramic-flap-discs","title":"3 PACK Half Curved Edge Fillet Weld VSM Ceramic Flap Discs","description":"\u003cul\u003e\n\u003cli\u003eMATERIAL - Made with premium German VSM abrasive cloth. Ceramic (SG) grains keep super-sharp points that cut exceptionally fast with less pressure.\u003c\/li\u003e\n\u003cli\u003eCOOL GRINDING - Runs cooler, reducing metal discoloration, oxidation, and heat-related stress cracks.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Curved-edge design for optimal grinding on fillet welds, corners, and hard-to-reach areas.\u003c\/li\u003e\n\u003cli\u003eSIZE - 5\" x 7\/8\" (125mmx22mm) Grit 40#\/60#.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 3 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the curved edge for?\u003c\/strong\u003e\u003cbr\u003eA: The shaped face improves contact on fillet welds, corners, and contoured surfaces.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Why ceramic grain?\u003c\/strong\u003e\u003cbr\u003eA: Ceramic self-sharpens for fast, cool cutting and longer life, ideal for stainless steel and hard alloys.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Angle grinders that accept a 5\" disc with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: 40 grit for heavier stock removal, 60 grit for general grinding and blending.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"5\" - 60#","offer_id":47870708056285,"sku":"F5-C10","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/cdc90686.jpg?v=1777666849"},{"product_id":"wa-10pack-6-x-7-8-inch-calcined-alumina-high-density-flap-discs-for-angle-grinder-sanding-disc-150x22mm-grinding-wheel-for-metal-stainless-steel-wood-t27","title":"10 PACK 6\" x 7\/8\" Calcined Alumina High Density Type 27 Flap Discs","description":"\u003cul\u003e\n\u003cli\u003eUNMATCHED DURABILITY - 6-inch grinder discs constructed with top-grade hard calcined alumina abrasive grain in an industrial-grade, high-density build for a robust, cost-effective grinding experience.\u003c\/li\u003e\n\u003cli\u003ePERFORMANCE - Maximum 10,200 RPM. T27 design. Use eye protection and all safety guards per ANSI B7.1.\u003c\/li\u003e\n\u003cli\u003eVERSATILE - For grinding, deburring, and light grinding on metal, woodworking, concrete, stone finishing, and rust removal.\u003c\/li\u003e\n\u003cli\u003eSIZE - 6\" x 7\/8\" (150x22mm), high density.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 PACK.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Grit 60 \/ 1 PACK (10 PACK)","offer_id":47964405563613,"sku":"F6-11","price":39.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 40 \/ 1 PACK (10 PACK)","offer_id":47964405596381,"sku":"FCA270678040","price":39.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 80 \/ 1 PACK (10 PACK)","offer_id":47964405629149,"sku":"F6-12","price":39.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 60 \/ 1 Case (10 packs)","offer_id":47952930865373,"sku":"F6-11-CASE","price":39.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 40 \/ 1 Case (10 packs)","offer_id":47952930898141,"sku":"FCA270678040-CASE","price":39.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 80 \/ 1 Case (10 packs)","offer_id":47952930930909,"sku":"F6-12-CASE","price":39.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/c419851b.jpg?v=1777666833"},{"product_id":"2pcs-9-x-7-8-high-performance-aluminum-oxide-flap-discs-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-woodworking-9-inch-t27-230mm-x-22mm","title":"2 PACK 9\" x 7\/8\" Aluminum Oxide T27 Flap Discs for Metal \u0026 Stainless Steel","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Calcined, durable, wear-resistant, high elasticity and grinding efficiency, low noise and long wheel life.\u003c\/li\u003e\n\u003cli\u003eDURABLE - Fiberglass backers provide a balanced, smooth grind.\u003c\/li\u003e\n\u003cli\u003eSIZE - 9\" Diameter, 7\/8\" Arbor (230mmx22mm), Type 27.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 2 PCS high performance aluminum oxide flap discs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: 9 inch angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit for heavy stock removal, medium for general grinding, and fine for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870708285661,"sku":"F9-2","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/19835caf.jpg?v=1777666852"},{"product_id":"wa-grinder-25pack-4-1-2-assorted-industrial-grade-calcined-alumina-zirconia-flap-discs-40-60-80-120-t29-sanding-disc-36-jumbo-flap-disc","title":"25 PACK 4 1\/2\" Assorted Industrial Grade Calcined Alumina \u0026 Zirconia Flap Discs","description":"\u003cul\u003e\n\u003cli\u003eUNMATCHED DURABILITY - 4 1\/2\" grinder discs constructed with premium calcined alumina in an industrial-grade, high-density build for a robust, cost-effective grinding experience.\u003c\/li\u003e\n\u003cli\u003eHIGH QUALITY - Calcined, durable, wear-resistant, high elasticity and grinding efficiency, low noise and long wheel life.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - For grinding, blending, sanding, and finishing on metal, stainless steel, and wood.\u003c\/li\u003e\n\u003cli\u003eASSORTED SET - T29 flap discs: 40# x10, 60# x8, 80# x3, 120# x2; plus T27 jumbo flap disc: 36# x2.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" Diameter, 7\/8\" Arbor (115mmx22mm).\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 25 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard 4-1\/2\" angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870708154589,"sku":"FAO29274578111","price":33.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/1102c9f6.jpg?v=1777666828"},{"product_id":"wa-grinder-10pack-4-1-2-x-7-8-inch-36-high-density-zirconia-aluminum-oxide-jumbo-flap-disc-industrial-grade-grinding-sanding-wheel-for-angle-grinder-coarse-grit-36-type-27","title":"10 PACK 4-1\/2\" x 7\/8\" Zirconia\/Aluminum Oxide Jumbo Flap Discs, 36 Grit","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Durable, wear-resistant, high elasticity and grinding efficiency, low noise and long wheel life. Made with premium zirconia \u0026amp; aluminum grain on a durable poly-cotton cloth, with a calcium stearate coating to resist loading and glazing on softer metals.\u003c\/li\u003e\n\u003cli\u003eDURABLE - Made with an additional 50% of aluminum oxide grain compared to standard flap discs. Lasts twice as long as regular ones.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Designed for grinding, blending, sanding and finishing on a wide range of materials such as aluminum and other non-ferrous metals.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" Diameter, 7\/8\" Arbor (115mmx22mm), 36 grit.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 PACK.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870708187357,"sku":"FAZ274578036","price":24.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/7b53375f.jpg?v=1777666825"},{"product_id":"wa-5pack-4-1-2-inch-x-7-8-vsm-80-premium-ceramic-cushion-bowl-style-flexible-flap-disc-for-angle-grinder-grinding-wheel-sanding-disc-80","title":"5 PACK 4 1\/2\" x 7\/8\" VSM 80 Premium Ceramic Cushion Bowl Style Flexible Flap Disc, for Angle Grinder","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - The distinctive cushion-style pointed flap provides optimal flexibility for contoured surfaces, 90-degree corners, hard-to-reach areas, and superior finishes.\u003c\/li\u003e\n\u003cli\u003eFEATURE - Performs applications difficult for regular coated abrasives. The interrupted flap design prevents glazing and material loading.\u003c\/li\u003e\n\u003cli\u003eDURABLE - Premium ceramic grain for fast, cool cutting and extra-long life; cool cutting permits contouring without burning the workpiece.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" Diameter, 7\/8\" Arbor (115mmx22mm), 80 grit.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 5pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the cushion\/bowl style for?\u003c\/strong\u003e\u003cbr\u003eA: The flexible pointed flaps conform to contours, corners, and curved surfaces for a superior finish.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard 4-1\/2\" angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Why ceramic grain?\u003c\/strong\u003e\u003cbr\u003eA: Ceramic self-sharpens for fast, cool cutting and longer life, ideal for stainless steel and hard alloys.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870708318429,"sku":"FCECU4578080","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/505bd0a2.jpg?v=1777666825"},{"product_id":"3pcs-4-1-2-x7-8-curved-edge-fillet-weld-vsm-ceramic-flap-disc","title":"3PCS - 4 1\/2\" x7\/8\" Curved Edge Fillet Weld VSM Ceramic Flap Disc","description":"\u003cul\u003e\n\u003cli\u003eMATERIAL - Made with premium German VSM abrasive cloth. Ceramic (SG) grains keep super-sharp points that cut exceptionally fast with less pressure.\u003c\/li\u003e\n\u003cli\u003eCOOL GRINDING - Runs cooler, reducing metal discoloration, oxidation, and heat-related stress cracks.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Curved-edge design achieves optimal grinding on fillet welds, corners, and hard-to-reach places.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" x 7\/8\" (115mmx22mm), max 13,300 RPM. Available in 80 and 120 grit.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 3pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the curved edge for?\u003c\/strong\u003e\u003cbr\u003eA: The shaped face improves contact on fillet welds, corners, and contoured surfaces.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Why ceramic grain?\u003c\/strong\u003e\u003cbr\u003eA: Ceramic self-sharpens for fast, cool cutting and longer life, ideal for stainless steel and hard alloys.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: 4-1\/2\" angle grinders with a 7\/8\" arbor, rated to at least 13,300 RPM.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: 80 grit for general grinding and blending, 120 for finer finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"GRIT 80","offer_id":47870708646109,"sku":"FCECV4578080","price":17.99,"currency_code":"CAD","in_stock":true},{"title":"GRIT 120","offer_id":47870708678877,"sku":"FCECV4578120","price":17.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/e5a8f390.jpg?v=1777666812"},{"product_id":"wa-5pack-4-x-5-8-inch-ceramic-zirconia-mix-curved-edge-flap-disc-for-fillet-weld-curve-radial-type-angle-grinder-sanding-disc-high-performance-edge-grinding-flap-disc","title":"5 PACK 4\" x 5\/8\" Ceramic\/Zirconia Curved Edge Flap Discs","description":"\u003cul\u003e\n\u003cli\u003eSUITED FOR ANGLE GRINDERS AND BEYOND: These flap discs are suitable for a wide range of applications, from metal and woodworking to concrete grinding, finishing, and stone smoothing. They excel at grinding, deburring, and light grinding on metal, wood, concrete, stone, and rust removal.\u003c\/li\u003e\n\u003cli\u003eZirconia and ceramic grain on a curved-edge design for fast, cool cutting on fillet welds and contours.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the curved edge for?\u003c\/strong\u003e\u003cbr\u003eA: The shaped face improves contact on fillet welds, corners, and contoured surfaces.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Angle grinders that accept a 4\" disc with a 5\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grain are these?\u003c\/strong\u003e\u003cbr\u003eA: A ceramic and zirconia blend for fast, cool cutting and long life.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Grit 40","offer_id":47964405039325,"sku":"FZC000458040","price":14.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 60","offer_id":47964405072093,"sku":"FZC000458060","price":15.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 80","offer_id":47964405104861,"sku":"FZC000458080","price":14.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/ec344b79.jpg?v=1777666804"},{"product_id":"wa-grinder-20pack-4-x-5-8-flap-disc-40-60-80-120-grits-sanding-disc-zirconia-and-ceramic-mix-grain-grinding-wheel-for-angle-grinder-metal-grinding-woodworking-t27-purple-assorted-grits","title":"20 PACK 4\" x 5\/8\" Flap Disc, 40\/60\/80\/120 Grits Sanding Disc","description":"\u003cul\u003e\n\u003cli\u003eENHANCED ZIRCONIA - Improved zirconia and ceramic blend grain offers greater strength and durability than aluminum oxide for demanding, heavy-duty applications.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Suitable for metal and woodworking, concrete grinding, finishing, and stone smoothing — grinding, deburring, rust removal, and more.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4\" Diameter, 5\/8\" Arbor.\u003c\/li\u003e\n\u003cli\u003eGRITS - 40# x6, 60# x6, 80# x6, 120# x2.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 20 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Angle grinders that accept a 4\" disc with a 5\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870708580573,"sku":"FZC000458111","price":27.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/b07f80bb.jpg?v=1777666829"},{"product_id":"wa-5pcs-4-1-2-x7-8-curved-edge-fillet-weld-zirconia-flap-disc","title":"5 PACK 4 1\/2\" x 7\/8\" Curved Edge Fillet Weld Zirconia Flap Disc","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Premium zirconia abrasive cloth backed by a high strength fiberglass disc enhances strength, durability, and extends disc life.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Specially designed to achieve optimal grinding results for fillet welds, corners, and other hard to reach places without compromising safety.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" x 7\/8\" (115mmx22mm)\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 5pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the curved edge for?\u003c\/strong\u003e\u003cbr\u003eA: The shaped face improves contact on fillet welds, corners, and contoured surfaces.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard 4-1\/2\" angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grain are these?\u003c\/strong\u003e\u003cbr\u003eA: Durable zirconia for fast grinding and a long working life.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Grit 40","offer_id":47870708711645,"sku":"FZACV4578040","price":19.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 60","offer_id":47870708744413,"sku":"WA-45-78-60-5-101V-8-22","price":17.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/8c1e496f.jpg?v=1777666781"},{"product_id":"wa-10pack-7-x-7-8-grit40-zirconia-ceramic-purple-flap-disc-sanding-disc-grinding-wheel-for-angle-grinder-metal-grinding-for-wood-metal-stainless-steel-t27-7-inch-40","title":"10 PACK 7\" x 7\/8\" Zirconia\/Ceramic Type 27 Flap Discs, 40 Grit","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Premium zirconia and ceramic blend grain offers a quick antistatic sanding experience and is durable and long lasting.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Ideal for use on carbon steel, stainless steel and other heat-sensitive alloys.\u003c\/li\u003e\n\u003cli\u003eSIZE - 7\" Diameter, 7\/8\" Arbor, Type 27, 40 grit.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 PACK.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870708547805,"sku":"FZC10077840","price":69.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/62386b83.jpg?v=1777666812"},{"product_id":"wa-7-zirconia-ceramic-flap-disc-5-8-11-thread-arbor-t27-grit-40","title":"7\" Zirconia\/Ceramic Type 27 Flap Disc with 5\/8\"-11 Thread, 40 Grit","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Premium zirconia and ceramic blend grain offers a quick antistatic sanding experience and is durable and long lasting.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Ideal for use on carbon steel, stainless steel and other heat-sensitive alloys.\u003c\/li\u003e\n\u003cli\u003eTHREAD ARBOR - 5\/8\"-11 thread for no-vibration, quick, tool-less changes.\u003c\/li\u003e\n\u003cli\u003eSIZE - 7\" Diameter, 5\/8\"-11 thread arbor, 40 grit. Fits regular angle grinders.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: 7\" angle grinders with a 5\/8\"-11 threaded spindle.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit is this?\u003c\/strong\u003e\u003cbr\u003eA: 40 grit — a coarse grit for heavy stock removal and weld grinding.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"1","offer_id":47870708973789,"sku":"FZC0007TH040","price":14.99,"currency_code":"CAD","in_stock":true},{"title":"5","offer_id":47870709006557,"sku":"H8-8SPS-23BF","price":69.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/d3402996.jpg?v=1777666805"},{"product_id":"wa-10pack-4-1-2-x-7-8-professional-grade-premium-vsm-zirconia-density-beveled-flap-disc-grinding-sanding-wheel-for-angle-grinder-type-29","title":"10 PACK 4-1\/2\" x 7\/8\" Premium VSM Zirconia Beveled Type 29 Flap Discs","description":"\u003cul\u003e\n\u003cli\u003eMATERIAL - Made with premium zirconia from Germany VSM. Backed by a high strength fiberglass disc enhances strength, durability, and extends disc life.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Suitable for processing and polishing of stainless steel and alloy steel. Beveled Type 29 profile for edge and weld blending.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" x 7\/8\" (115mmx22mm)\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 PACK.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Grit 40","offer_id":47964404678877,"sku":"FZP294578040","price":22.99,"currency_code":"CAD","in_stock":true},{"title":"Grit 60","offer_id":47964404711645,"sku":"FZP294578060","price":22.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/945e8fc3.jpg?v=1777666825"},{"product_id":"wa-20pack-4-1-2-assorted-grit-zirconia-aluminum-oxide-flap-discs-40x10-60x5-80x4-120x1-4-1-2-inch-x-7-8-flap-disc-for-angle-grinder-sanding-disc-for-wood-metal-stainless-steel","title":"20 PACK 4 1\/2\" Assorted Grit Zirconia \u0026 Aluminum Oxide Flap Discs","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Fiberglass backers provide a balanced, smooth grind.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" Diameter, 7\/8\" Arbor (115mmx22mm)\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 20 PCS [Zirconia flap discs (10 pcs) + aluminum oxide (10 pcs)]\u003c\/li\u003e\n\u003cli\u003eGRIT - 40# x 10, 60# x 5, 80# x 4, 120# x 1.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard 4-1\/2\" angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870709301469,"sku":"I4-9IHD-YSI6","price":29.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/59d49ff8.jpg?v=1777666728"},{"product_id":"wa-10pack-5-x7-8-zirconia-flap-discs-40-premium-high-density-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-woodworking-5-inch-type-29-40-grit","title":"10 PACK 5\" x 7\/8\" Zirconia Type 29 Flap Discs, 40 Grit","description":"\u003cul\u003e\n\u003cli\u003eUNMATCHED DURABILITY - 5-inch grinder discs with 7\/8\" standard arbor, constructed with top-grade hard zirconia abrasive grain in an industrial-grade, high-density build.\u003c\/li\u003e\n\u003cli\u003eSUPERIOR FIBER BACKING - Premium zirconia abrasive cloth (European) backed by a high strength fiberglass disc enhances strength, durability, and extends disc life.\u003c\/li\u003e\n\u003cli\u003ePERFORMANCE - Maximum 12,200 RPM. T29 design. Suitable for processing and polishing of stainless steel and alloy steel. Always use safety guards per ANSI B7.1.\u003c\/li\u003e\n\u003cli\u003eSIZE - 5\" x 7\/8\" (125mmx22mm) Grit 40.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 PACK.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870709563613,"sku":null,"price":28.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/176c844c.jpg?v=1777666728"},{"product_id":"wa-10pcs-4-1-2-x-7-8-masonry-silicon-carbide-flap-disc-angle-grinder-for-non-metallic-marble-wood-concrete-glass-cast-iron-4-1-2-inch-grit-120","title":"10 PACK 4 1\/2\" x 7\/8\" Masonry Silicon Carbide Flap Disc Angle Grinder for Non-Metallic Marble","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Premium silicon carbide materials offer you fast, smooth polishing and a long disc life.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Ideal for polishing on granite, marble, stone, wood, glass, plexiglass, titanium and titanium alloys.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" Diameter, 7\/8\" Arbor\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10PCS\u003c\/li\u003e\n\u003cli\u003eSilicon carbide is the hardest of all common abrasive materials. It is very sharp, but friable, leaving new sharp edges for cutting. It is initially fast-cutting but has a short life span. It is ideal for use on non-ferrous metals like aluminum, brass, bronze, magnesium and titanium and non-metallics.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870709629149,"sku":"IG-E6Z0-5W78","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/ea2aad0b.jpg?v=1777666761"},{"product_id":"wa-3pcs-5-x7-8-half-curved-edge-40-fillet-weld-vsm-ceramic-flap-disc-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-5-inch-grit-40","title":"3 PACK 5\" x 7\/8\" Curved Edge 40 Grit Ceramic Flap Discs for Metal \u0026 Stainless Steel","description":"\u003cul\u003e\n\u003cli\u003eMATERIAL - Made with premium German VSM abrasive cloth. Ceramic (SG) grains keep super-sharp points that cut exceptionally fast with less pressure.\u003c\/li\u003e\n\u003cli\u003eCOOL GRINDING - Runs cooler, reducing metal discoloration, oxidation, and heat-related stress cracks.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Curved-edge design for optimal grinding on fillet welds, corners, and hard-to-reach areas.\u003c\/li\u003e\n\u003cli\u003eSIZE - 5\" x 7\/8\" (125mmx22mm) Grit 40#.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 3 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Angle grinders that accept a 5\" disc with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Why ceramic grain?\u003c\/strong\u003e\u003cbr\u003eA: Ceramic self-sharpens for fast, cool cutting and longer life, ideal for stainless steel and hard alloys.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870710186205,"sku":"LR-XEVX-D488","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/15e80c27.jpg?v=1777666744"},{"product_id":"wa-5pack-5-x7-8-surface-conditioning-flap-disc-interleaf-2-in-1-finishing-sanding-disc-deburring-rust-removal-polishing-finishing-in-one-step-fine-finish-wheel-for-angle-grinder-medium-t27","title":"5 PACK 5\" x 7\/8\" Surface Conditioning Flap Discs, Medium Type 27","description":"\u003cul\u003e\n\u003cli\u003eMATERIAL - Made with ceramic grains (SG) and non-woven nylon material for cool, consistent finishing.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Removes rust, burrs, scratches, and paint, and polishes jewelry, metal, and non-metallic materials (iron, brass, aluminum, stainless steel, alloys, and more).\u003c\/li\u003e\n\u003cli\u003eSIZE - 5\"x7\/8\" (125mmx22mm) Grit 80#, Type 27.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 5 PACK\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What are surface conditioning flap discs for?\u003c\/strong\u003e\u003cbr\u003eA: Blending, cleaning, deburring, and satin finishing on metal and stainless steel.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Angle grinders that accept a 5\" disc with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Will they remove much material?\u003c\/strong\u003e\u003cbr\u003eA: No — the non-woven flaps refine and finish rather than removing heavy stock.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grade is this?\u003c\/strong\u003e\u003cbr\u003eA: Medium (80 grit) for general blending and satin finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870710153437,"sku":"M5-6S7F-903K","price":29.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/89005494.jpg?v=1777666720"},{"product_id":"5pack-wool-felt-flap-discs","title":"5 PACK Wool Felt Flap Discs for Polishing \u0026 Finishing","description":"\u003cul\u003e\n\u003cli\u003eHIGH QUALITY - Fiberglass backing provides durability and reinforcement. High-quality compressed wool blocks offer great polishing and buffing performance, plus heat dissipation.\u003c\/li\u003e\n\u003cli\u003eMATERIAL - Premium 100% Australian real wool felt. Ideal for irregular, uneven, or contoured surfaces. Used in the final stage of polishing or buffing for a high-gloss or mirror finish.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Widely used on stainless steel, copper, aluminum and other metals, plus glass, furniture, ceramics, and marble.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" x 7\/8\" (115mm x 22mm)\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 5 PACK. Recommended for use with 4-1\/2\"\/5\" angle grinders.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What are these for?\u003c\/strong\u003e\u003cbr\u003eA: Final-stage polishing and buffing to a high-gloss or mirror finish on metal and non-metals.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Do I need a compound?\u003c\/strong\u003e\u003cbr\u003eA: For a mirror finish, use with a polishing compound suited to your material.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do they fit?\u003c\/strong\u003e\u003cbr\u003eA: 4-1\/2\" and 5\" angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What can I polish?\u003c\/strong\u003e\u003cbr\u003eA: Stainless steel, copper, aluminum, glass, marble, and more.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870711169245,"sku":"3B-3BIA-L17L","price":18.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/4aa16d88.jpg?v=1777666849"},{"product_id":"20pack-4-1-2-x-7-8-inch-80-premium-zirconia-flap-disc-for-angle-grinder-flap-discs-for-metalworking-and-wood-working-sanding-disc-type-29-grit-80","title":"20 PACK 4-1\/2\" x 7\/8\" 80 Grit Zirconia Type 29 Flap Discs for Metal \u0026 Wood","description":"\u003cul\u003e\n\u003cli\u003eAPPLICATION - Suitable for metal and woodworking, concrete grinding, finishing, and stone smoothing — grinding, deburring, and light grinding.\u003c\/li\u003e\n\u003cli\u003eHIGH QUALITY - Premium zirconia abrasive cloth backed by a high strength fiberglass disc enhances strength, durability, and extends disc life. Holds up to high temperatures and pressure.\u003c\/li\u003e\n\u003cli\u003eDESIGN - Bevel Type 29 is effective for radius\/contour grinding, edge grinding, and weld blending.\u003c\/li\u003e\n\u003cli\u003ePERFORMANCE - Maximum 13,300 RPM. Use eye protection and all safety guards per ANSI B7.1.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" x 7\/8\" (115mmx22mm) Grit 80.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 20 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard 4-1\/2\" angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870711365853,"sku":"RC-YFQE-XUHP","price":27.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/aebeec9f.jpg?v=1777666720"},{"product_id":"10pack-5-inch-zirconia-60-high-density-flap-disc-5-x-7-8-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-woodworking-5-inch-60-grit-125mmx22-22mm","title":"10 PACK 5\" Zirconia 60 High Density Flap Disc","description":"\u003cul\u003e\n\u003cli\u003eVERSATILE - Suitable for metal and woodworking, concrete grinding, finishing, stone smoothing, deburring, and rust removal.\u003c\/li\u003e\n\u003cli\u003eUNMATCHED DURABILITY - Constructed with top-grade hard zirconia abrasive grain in an industrial-grade, high-density build for a robust, cost-effective grinding experience.\u003c\/li\u003e\n\u003cli\u003ePERFORMANCE - Maximum 12,200 RPM. T29 design. Use eye protection and all safety guards per ANSI B7.1.\u003c\/li\u003e\n\u003cli\u003eSIZE - 5\" x 7\/8\" (125mmx22.22mm) Grit 60, high density.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870711627997,"sku":"TY-JS0G-89AJ","price":29.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/3cb77011.jpg?v=1777666716"},{"product_id":"wa-3pcs-4-1-2-x7-8-half-curved-edge-60-fillet-weld-vsm-ceramic-flap-disc-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-4-1-2-inch-60","title":"3 PACK 4-1\/2\" x 7\/8\" Curved Edge 60 Grit Ceramic Flap Discs for Metal \u0026 Stainless Steel","description":"\u003cul\u003e\n\u003cli\u003eMATERIAL - Made with premium German VSM abrasive cloth. Ceramic (SG) grains keep super-sharp points that cut exceptionally fast with less pressure.\u003c\/li\u003e\n\u003cli\u003eCOOL GRINDING - Runs cooler, reducing metal discoloration, oxidation, and heat-related stress cracks.\u003c\/li\u003e\n\u003cli\u003eMULTIPURPOSE - Curved-edge design for optimal grinding on fillet welds, corners, and hard-to-reach areas.\u003c\/li\u003e\n\u003cli\u003eSIZE - 4 1\/2\" x 7\/8\" (115mmx22mm) Grit 60#.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 3 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard 4-1\/2\" angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Why ceramic grain?\u003c\/strong\u003e\u003cbr\u003eA: Ceramic self-sharpens for fast, cool cutting and longer life, ideal for stainless steel and hard alloys.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870711726301,"sku":"UW-D2R3-MZVP","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/92967ac8.jpg?v=1777666744"},{"product_id":"wa-12pack-4-1-2-grinding-polishing-disc-combo-set-flap-discs-cutting-wheels-grinding-wheels-with-wool-felt-strip-disc-surface-conditioning-disc-angle-grinder-attachment-kit","title":"12 PACK 4 1\/2\" Grinding \u0026 Polishing Disc Combo Set","description":"\u003cp\u003eWhitby Abrasives 4½\" angle grinder combo set is designed for hobbyists and DIY users who need a variety of abrasive discs for cutting, grinding, and finishing in one convenient kit. This 12-pack includes cutting wheels, grinding wheels, flap discs, a wool felt polishing disc, a strip disc, and a surface conditioning disc to cover a wide range of metalworking tasks.\u003c\/p\u003e\u003cp\u003eIdeal for occasional fabricators, home workshops, and maintenance technicians who work with a variety of materials and want a single kit that handles multiple applications without purchasing each disc type separately.\u003c\/p\u003e\u003ch2\u003eIncluded disc types\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eThin cut-off wheels — for fast, clean cuts on metal and stainless steel\u003c\/li\u003e\n\u003cli\u003eDepressed center grinding wheels — for stock removal and weld clean-up\u003c\/li\u003e\n\u003cli\u003eFlap discs — for blending, deburring, and surface finishing\u003c\/li\u003e\n\u003cli\u003eWool felt disc — for polishing and final finishing\u003c\/li\u003e\n\u003cli\u003eStrip disc — for paint and coating removal\u003c\/li\u003e\n\u003cli\u003eSurface conditioning disc — for finishing and light material removal\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCutting mild steel, stainless steel, and iron\u003c\/li\u003e\n\u003cli\u003eGrinding and deburring welds\u003c\/li\u003e\n\u003cli\u003eBlending and surface finishing\u003c\/li\u003e\n\u003cli\u003ePaint and rust removal\u003c\/li\u003e\n\u003cli\u003ePolishing and final surface preparation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What's included in this set?\u003c\/strong\u003e\u003cbr\u003eA: A 12-piece mix of 4-1\/2\" discs — cut-off wheels, grinding wheels, flap discs, a wool polishing disc, a strip disc, and a surface conditioning disc.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder does it fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard 4-1\/2\" angle grinders with a 7\/8\" arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Who is this kit for?\u003c\/strong\u003e\u003cbr\u003eA: DIYers, home workshops, and maintenance techs who want cutting, grinding, and finishing in one kit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Can I cut and grind with the same disc?\u003c\/strong\u003e\u003cbr\u003eA: No — use the cut-off wheels for cutting and the grinding\/flap discs for grinding and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870712086749,"sku":null,"price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/df77cee1.jpg?v=1777666728"},{"product_id":"10pack-5-x-7-8-zirconia-high-density-flap-disc-40-grit-for-angle-grinder-metalworking-and-wood-working-sanding-disc-5-inch-type-29-grit-40","title":"10 PACK 5\" x 7\/8\" Zirconia High Density Type 29 Flap Disc, 40 Grit","description":"\u003cul\u003e\n\u003cli\u003eAPPLICATION - Suitable for processing and polishing of stainless steel and alloy steel. Coarse 40 grit zirconia alumina tailored for aggressive grinding on robust materials such as metal.\u003c\/li\u003e\n\u003cli\u003eHIGH QUALITY - Premium zirconia abrasive cloth backed by a high strength fiberglass disc enhances strength, durability, and extends disc life. Holds up to high temperatures and pressure.\u003c\/li\u003e\n\u003cli\u003eSIZE - 5\" x 7\/8\" (125mmx22.22mm) Grit 40, high density.\u003c\/li\u003e\n\u003cli\u003ePACKAGE - 10 PACK.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: Standard angle grinders matching the arbor size listed in the title and specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: Use a coarse grit (36–40) for heavy stock removal, medium (60–80) for general grinding, and fine (120+) for blending and finishing.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47870712152285,"sku":"XO-R6UD-SRA3","price":29.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/5b3f8986.jpg?v=1777666709"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/collections\/1_65c8532d-256e-4ce8-8140-b06129d2dfe5.png?v=1777665515","url":"https:\/\/whitbyabrasives.ca\/collections\/flap-disc.oembed","provider":"Whitby Abrasives Inc.","version":"1.0","type":"link"}